Why is the concept of the blood covenant significant for Christians?

In Zechariah 9:11, it states, 'As for thee also, by the blood of thy covenant, I have sent forth thy prisoners out of the pit wherein is no water.' This blood represents the sacrificial death of Jesus Christ, which sealed the new covenant. Through His substitutionary atonement, Jesus paid the debt our sins incurred, allowing us to be redeemed and restored to a right relationship with God. The significance of the blood covenant cannot be overstated, as it serves as the foundation for our faith and assures us of forgiveness and righteousness before a holy God.